diff --git a/plugin/fzf.vim b/plugin/fzf.vim
index eee5e9c4..b724d773 100644
--- a/plugin/fzf.vim
+++ b/plugin/fzf.vim
@@ -327,6 +327,9 @@ function! s:common_sink(action, lines) abort
     " the execution (e.g. `set autochdir` or `autocmd BufEnter * lcd ...`)
     let cwd = exists('w:fzf_pushd') ? w:fzf_pushd.dir : expand('%:p:h')
     for item in a:lines
+      if has('win32unix') && item !~ '/'
+        let item = substitute(item, '\', '/', 'g')
+      end
       if item[0] != '~' && item !~ (s:is_win ? '^[A-Z]:\' : '^/')
         let sep = s:is_win ? '\' : '/'
         let item = join([cwd, item], cwd[len(cwd)-1] == sep ? '' : sep)